NPPES file of Aug 9, 2026

Neilan John Ronquillo Acaso, PHD, APRN, FNP-C

Critical Care Medicine Registered Nurse · Tacoma, WA

Neilan John Ronquillo Acaso, PHD, APRN, FNP-C is a critical care medicine registered nurse with a practice address in Tacoma, Washington, and NPI 1851266654, issued on Oct 9, 2025. Check the license (Washington RN61557430, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851266654
Name
Neilan John Ronquillo Acaso
Credential
PHD, APRN, FNP-C
Primary taxonomy
Critical Care Medicine Registered Nurse 163WC0200X
License numbers
RN61557430 WA
AP.70058866-NP WA
Self-reported in NPPES; status is on the state search
Practice location
315 Martin Luther King JR Way, Tacoma, WA 98405
Phone
(253) 403-1000
Enumerated
Oct 9, 2025
Record last updated
Oct 22, 2025
Medicare enrollment
Enrolled (PECOS I20260518002613); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 315 Martin Luther King JR Way

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ammara AftabInternal Medicine Physician1447038823
  2. Hamza Aftab, MDInternal Medicine Physician1689294175
  3. Majeed Al-Mateen, MDPediatrics Physician1134144157
  4. Mario Alinea, MDFamily Medicine Physician1093810459
  5. Bethany Allen, CCCAudiologist1629195144
  6. Lauren Allen, AGACNP-BCAcute Care Nurse Practitioner1144077835

Verify Neilan John Ronquillo Acaso in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license RN61557430
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Tran Urgent Care And Wellness Centers LLCTacoma, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Neilan John Ronquillo Acaso among 91 critical care medicine registered nurse records in Washington

Neilan John Ronquillo Acaso, PHD, APRN, FNP-C is one of 91 critical care medicine registered nurse records with a practice address in Washington. 7% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 68% of them.

  • NPI issued2025 · 68% of these records are older, 21% newer
  • In a Medicare fileYes · 7% of these records are
  • In the CMS Doctors and Clinicians fileYes · 4% of these records are
  • Record last updated2025 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163WC0200X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine Registered Nurse providers in Washington

There are 91 critical care medicine registered nurse records in Washington.

The 8 critical care medicine registered nurse records with the nearest ZIP codes

  1. Anastasia Bautista, RNTacoma, WA 984051376406801
  2. April LantzTacoma, WA 984051427804798
  3. Stephen Sullivan, RNTacoma, WA 984051063208593
  4. Chi Le, RNTacoma, WA 984041417782491
  5. Ekaette Angell, RNRuston, WA 984071013830892
  6. Seth Jacobson, RNTacoma, WA 984241164291464
  7. Colleen Adams, RNTacoma, WA 984311679002810
  8. Brian Alexander, RNTacoma, WA 984311518237775

Common questions

What is Neilan John Ronquillo Acaso, PHD, APRN, FNP-C's NPI number?

Neilan John Ronquillo Acaso, PHD, APRN, FNP-C's National Provider Identifier (NPI) is 1851266654, issued on Oct 9, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Neilan John Ronquillo Acaso, PHD, APRN, FNP-C located?

The NPPES record lists a practice address at 315 Martin Luther King JR Way, Tacoma, WA, 98405. Phone: (253) 403-1000. Providers update this record themselves, so call before visiting.

How can I verify Neilan John Ronquillo Acaso, PHD, APRN, FNP-C's license?

NPPES lists Washington license number RN61557430, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.